diff --git a/htdocs/sql/libraries/plugin_interface.lib.php b/htdocs/sql/libraries/plugin_interface.lib.php
deleted file mode 100755
--- a/htdocs/sql/libraries/plugin_interface.lib.php
+++ /dev/null
@@ -1,373 +0,0 @@
-<?php
-/* vim: set expandtab sw=4 ts=4 sts=4: */
-/**
- * Generic plugin interface.
- *
- * @version $Id: plugin_interface.lib.php 11421 2008-07-23 16:55:33Z lem9 $
- */
-
-/**
- * array PMA_getPlugins(string $plugins_dir, mixed $plugin_param)
- *
- * Reads all plugin information from directory $plugins_dir.
- *
- * @uses    ksort()
- * @uses    opendir()
- * @uses    readdir()
- * @uses    is_file()
- * @uses    eregi()
- * @param   string  $plugins_dir    directrory with plugins
- * @param   mixed   $plugin_param   parameter to plugin by which they can decide whether they can work
- * @return  array                   list of plugins
- */
-function PMA_getPlugins($plugins_dir, $plugin_param)
-{
-    /* Scan for plugins */
-    $plugin_list = array();
-    if ($handle = @opendir($plugins_dir)) {
-        $is_first = 0;
-        while ($file = @readdir($handle)) {
-            // In some situations, Mac OS creates a new file for each file
-            // (for example ._csv.php) so the following regexp
-            // matches a file which does not start with a dot but ends
-            // with ".php"
-            if (is_file($plugins_dir . $file) && preg_match('@^[^\.](.)*\.php$@i', $file)) {
-                include $plugins_dir . $file;
-            }
-        }
-    }
-    ksort($plugin_list);
-    return $plugin_list;
-}
-
-/**
- * string PMA_getString(string $name)
- *
- * returns locale string for $name or $name if no locale is found
- *
- * @uses    $GLOBALS
- * @param   string  $name   for local string
- * @return  string          locale string for $name
- */
-function PMA_getString($name)
-{
-    return isset($GLOBALS[$name]) ? $GLOBALS[$name] : $name;
-}
-
-/**
- * string PMA_pluginCheckboxCheck(string $section, string $opt)
- *
- * returns html input tag option 'checked' if plugin $opt should be set by config or request
- *
- * @uses    $_REQUEST
- * @uses    $GLOBALS['cfg']
- * @uses    $GLOBALS['timeout_passed']
- * @param   string  $section    name of config section in
- *                              $GLOBALS['cfg'][$section] for plugin
- * @param   string  $opt        name of option
- * @return  string              hmtl input tag option 'checked'
- */
-function PMA_pluginCheckboxCheck($section, $opt)
-{
-    if ((isset($GLOBALS['timeout_passed']) && $GLOBALS['timeout_passed'] && isset($_REQUEST[$opt])) ||
-        (isset($GLOBALS['cfg'][$section][$opt]) && $GLOBALS['cfg'][$section][$opt])) {
-        return ' checked="checked"';
-    }
-    return '';
-}
-
-/**
- * string PMA_pluginGetDefault(string $section, string $opt)
- *
- * returns default value for option $opt
- *
- * @uses    htmlspecialchars()
- * @uses    $_REQUEST
- * @uses    $GLOBALS['cfg']
- * @uses    $GLOBALS['timeout_passed']
- * @param   string  $section    name of config section in
- *                              $GLOBALS['cfg'][$section] for plugin
- * @param   string  $opt        name of option
- * @return  string              default value for option $opt
- */
-function PMA_pluginGetDefault($section, $opt)
-{
-    if (isset($GLOBALS['timeout_passed']) && $GLOBALS['timeout_passed'] && isset($_REQUEST[$opt])) {
-        return htmlspecialchars($_REQUEST[$opt]);
-    } elseif (isset($GLOBALS['cfg'][$section][$opt])) {
-        $matches = array();
-        /* Possibly replace localised texts */
-        if (preg_match_all('/(str[A-Z][A-Za-z0-9]*)/', $GLOBALS['cfg'][$section][$opt], $matches)) {
-            $val = $GLOBALS['cfg'][$section][$opt];
-            foreach($matches[0] as $match) {
-                if (isset($GLOBALS[$match])) {
-                    $val = str_replace($match, $GLOBALS[$match], $val);
-                }
-            }
-            return htmlspecialchars($val);
-        } else {
-            return htmlspecialchars($GLOBALS['cfg'][$section][$opt]);
-        }
-    }
-    return '';
-}
-
-/**
- * string PMA_pluginIsActive(string $section, string $opt, string $val)
- *
- * returns html input tag option 'checked' if option $opt should be set by config or request
- *
- * @uses    $_REQUEST
- * @uses    $GLOBALS['cfg']
- * @uses    $GLOBALS['timeout_passed']
- * @param   string  $section    name of config section in
- *                              $GLOBALS['cfg'][$section] for plugin
- * @param   string  $opt        name of option
- * @param   string  $val        value of option to check against
- * @return  string              html input tag option 'checked'
- */
-function PMA_pluginIsActive($section, $opt, $val)
-{
-    if (! empty($GLOBALS['timeout_passed']) && isset($_REQUEST[$opt])) {
-        if ($_REQUEST[$opt] == $val) {
-            return ' checked="checked"';
-        }
-    } elseif (isset($GLOBALS['cfg'][$section][$opt]) &&  $GLOBALS['cfg'][$section][$opt] == $val) {
-        return ' checked="checked"';
-    }
-    return '';
-}
-
-/**
- * string PMA_pluginGetChoice(string $section, string $name, array &$list, string $cfgname)
- *
- * returns html radio form element for plugin choice
- *
- * @uses    PMA_pluginIsActive()
- * @uses    PMA_getString()
- * @param   string  $section    name of config section in
- *                              $GLOBALS['cfg'][$section] for plugin
- * @param   string  $name       name of radio element
- * @param   array   &$list      array with plugin configuration defined in plugin file
- * @param   string  $cfgname    name of config value, if none same as $name
- * @return  string              html input radio tag
- */
-function PMA_pluginGetChoice($section, $name, &$list, $cfgname = NULL)
-{
-    if (!isset($cfgname)) {
-        $cfgname = $name;
-    }
-    $ret = '';
-    foreach ($list as $plugin_name => $val) {
-        $ret .= '<!-- ' . $plugin_name . ' -->' . "\n";
-        $ret .= '<input type="radio" name="' . $name . '" value="' . $plugin_name . '"'
-            . ' id="radio_plugin_' . $plugin_name . '"'
-            . ' onclick="if(this.checked) { hide_them_all();';
-        if (isset($val['force_file'])) {
-            $ret .= 'document.getElementById(\'checkbox_dump_asfile\').checked = true;';
-        }
-        $ret .= ' document.getElementById(\'' . $plugin_name . '_options\').style.display = \'block\'; };'
-                .' return true"'
-            . PMA_pluginIsActive($section, $cfgname, $plugin_name) . '/>' . "\n";
-        $ret .= '<label for="radio_plugin_' . $plugin_name . '">'
-            . PMA_getString($val['text']) . '</label>' . "\n";
-        $ret .= '<br /><br />' . "\n";
-    }
-    return $ret;
-}
-
-/**
- * string PMA_pluginGetOneOption(string $section, string $plugin_name, string $id, array &$opt)
- *
- * returns single option in a table row
- *
- * @uses    PMA_getString()
- * @uses    PMA_pluginCheckboxCheck()
- * @uses    PMA_pluginGetDefault()
- * @param   string  $section        name of config section in
- *                                  $GLOBALS['cfg'][$section] for plugin
- * @param   string  $plugin_name    unique plugin name
- * @param   string  $id             option id
- * @param   array   &$opt           plugin option details
- * @return  string                  table row with option
- */
-function PMA_pluginGetOneOption($section, $plugin_name, $id, &$opt)
-{
-    $ret = "\n";
-    if ($opt['type'] == 'bool') {
-        $ret .= '<div class="formelementrow">' . "\n";
-        $ret .= '<input type="checkbox" name="' . $plugin_name . '_' . $opt['name'] . '"'
-            . ' value="something" id="checkbox_' . $plugin_name . '_' . $opt['name'] . '"'
-            . ' ' . PMA_pluginCheckboxCheck($section, $plugin_name . '_' . $opt['name']);
-        if (isset($opt['force'])) {
-            /* Same code is also few lines lower, update both if needed */
-            $ret .= ' onclick="if (!this.checked &amp;&amp; '
-                . '(!document.getElementById(\'checkbox_' . $plugin_name . '_' .$opt['force'] . '\') '
-                . '|| !document.getElementById(\'checkbox_' . $plugin_name . '_' .$opt['force'] . '\').checked)) '
-                . 'return false; else return true;"';
-        }
-        $ret .= ' />';
-        $ret .= '<label for="checkbox_' . $plugin_name . '_' . $opt['name'] . '">'
-            . PMA_getString($opt['text']) . '</label>';
-        $ret .= '</div>' . "\n";
-    } elseif ($opt['type'] == 'text') {
-        $ret .= '<div class="formelementrow">' . "\n";
-        $ret .= '<label for="text_' . $plugin_name . '_' . $opt['name'] . '" class="desc">'
-            . PMA_getString($opt['text']) . '</label>';
-        $ret .= '<input type="text" name="' . $plugin_name . '_' . $opt['name'] . '"'
-            . ' value="' . PMA_pluginGetDefault($section, $plugin_name . '_' . $opt['name']) . '"'
-            . ' id="text_' . $plugin_name . '_' . $opt['name'] . '"'
-            . (isset($opt['size']) ? ' size="' . $opt['size'] . '"' : '')
-            . (isset($opt['len']) ? ' maxlength="' . $opt['len'] . '"' : '') . ' />';
-        $ret .= '</div>' . "\n";
-    } elseif ($opt['type'] == 'message_only') {
-        $ret .= '<div class="formelementrow">' . "\n";
-        $ret .= '<p class="desc">' . PMA_getString($opt['text']) . '</p>';
-        $ret .= '</div>' . "\n";
-    } elseif ($opt['type'] == 'select') {
-        $ret .= '<div class="formelementrow">' . "\n";
-        $ret .= '<label for="select_' . $plugin_name . '_' . $opt['name'] . '" class="desc">'
-            . PMA_getString($opt['text']) . '</label>';
-        $ret .= '<select name="' . $plugin_name . '_' . $opt['name'] . '"'
-            . ' id="select_' . $plugin_name . '_' . $opt['name'] . '">';
-        $default = PMA_pluginGetDefault($section, $plugin_name . '_' . $opt['name']);
-        foreach($opt['values'] as $key => $val) {
-            $ret .= '<option value="' . $key . '"';
-            if ($key == $default) {
-                $ret .= ' selected="selected"';
-            }
-            $ret .= '>' . PMA_getString($val) . '</option>';
-        }
-        $ret .= '</select>';
-        $ret .= '</div>' . "\n";
-    } elseif ($opt['type'] == 'hidden') {
-        $ret .= '<input type="hidden" name="' . $plugin_name . '_' . $opt['name'] . '"'
-            . ' value="' . PMA_pluginGetDefault($section, $plugin_name . '_' . $opt['name']) . '"' . ' />';
-    } elseif ($opt['type'] == 'bgroup') {
-        $ret .= '<fieldset><legend>';
-        /* No checkbox without name */
-        if (!empty($opt['name'])) {
-            $ret .= '<input type="checkbox" name="' . $plugin_name . '_' . $opt['name'] . '"'
-                . ' value="something" id="checkbox_' . $plugin_name . '_' . $opt['name'] . '"'
-                . ' ' . PMA_pluginCheckboxCheck($section, $plugin_name . '_' . $opt['name']);
-            if (isset($opt['force'])) {
-                /* Same code is also few lines higher, update both if needed */
-                $ret .= ' onclick="if (!this.checked &amp;&amp; '
-                    . '(!document.getElementById(\'checkbox_' . $plugin_name . '_' .$opt['force'] . '\') '
-                    . '|| !document.getElementById(\'checkbox_' . $plugin_name . '_' .$opt['force'] . '\').checked)) '
-                    . 'return false; else return true;"';
-            }
-            $ret .= ' />';
-            $ret .= '<label for="checkbox_' . $plugin_name . '_' . $opt['name'] . '">'
-                . PMA_getString($opt['text']) . '</label>';
-        } else {
-            $ret .= PMA_getString($opt['text']);
-        }
-        $ret .= '</legend>';
-    } elseif ($opt['type'] == 'egroup') {
-        $ret .= '</fieldset>';
-    } else {
-        /* This should be seen only by plugin writers, so I do not thing this
-         * needs translation. */
-        $ret .= 'UNKNOWN OPTION ' . $opt['type'] . ' IN IMPORT PLUGIN ' . $plugin_name . '!';
-    }
-    if (isset($opt['doc'])) {
-        $ret .= PMA_showMySQLDocu($opt['doc'][0], $opt['doc'][1]);
-    }
-    $ret .= "\n";
-    return $ret;
-}
-
-/**
- * string PMA_pluginGetOptions(string $section, array &$list)
- *
- * return html fieldset with editable options for plugin
- *
- * @uses    PMA_getString()
- * @uses    PMA_pluginGetOneOption()
- * @param   string  $section    name of config section in $GLOBALS['cfg'][$section]
- * @param   array   &$list      array with plugin configuration defined in plugin file
- * @return  string              html fieldset with plugin options
- */
-function PMA_pluginGetOptions($section, &$list)
-{
-    $ret = '';
-    // Options for plugins that support them
-    foreach ($list as $plugin_name => $val) {
-        $ret .= '<fieldset id="' . $plugin_name . '_options" class="options">';
-        $ret .= '<legend>' . PMA_getString($val['options_text']) . '</legend>';
-        $count = 0;
-        if (isset($val['options']) && count($val['options']) > 0) {
-            foreach ($val['options'] as $id => $opt) {
-                if ($opt['type'] != 'hidden') $count++;
-                $ret .= PMA_pluginGetOneOption($section, $plugin_name, $id, $opt);
-            }
-        }
-        if ($count == 0) {
-            $ret .= $GLOBALS['strNoOptions'];
-        }
-        $ret .= '</fieldset>';
-    }
-    return $ret;
-}
-
-/**
- * string PMA_pluginGetJavascript(array &$list)
- *
- * return html/javascript code which is needed for handling plugin stuff
- *
- * @param   array   &$list      array with plugin configuration defined in plugin file
- * @return  string              html fieldset with plugin options
- */
-function PMA_pluginGetJavascript(&$list) {
-    $ret = '
-    <script type="text/javascript">
-    //<![CDATA[
-    function hide_them_all() {
-        ';
-    foreach ($list as $plugin_name => $val) {
-        $ret .= 'document.getElementById("' . $plugin_name . '_options").style.display = "none";' . "\n";
-    }
-    $ret .= '
-    }
-
-    function init_options() {
-        hide_them_all();
-        ';
-    foreach ($list as $plugin_name => $val) {
-        $ret .= 'if (document.getElementById("radio_plugin_' . $plugin_name . '").checked) {' . "\n";
-        if (isset($val['force_file'])) {
-            $ret .= 'document.getElementById(\'checkbox_dump_asfile\').checked = true;' . "\n";
-        }
-        $ret .= 'document.getElementById("' . $plugin_name . '_options").style.display = "block";' . "\n";
-        $ret .= ' } else ' . "\n";
-    }
-    $ret .= '
-        {
-            ;
-        }
-    }
-
-    function match_file(fname) {
-        farr = fname.toLowerCase().split(".");
-        if (farr.length != 0) {
-            len = farr.length
-            if (farr[len - 1] == "gz" || farr[len - 1] == "bz2" || farr[len -1] == "zip") len--;
-            switch (farr[len - 1]) {
-                ';
-    foreach ($list as $plugin_name => $val) {
-        $ret .= 'case "' . $val['extension'] . '" :';
-        $ret .= 'document.getElementById("radio_plugin_' . $plugin_name . '").checked = true;';
-        $ret .= 'init_options();';
-        $ret .= 'break;' . "\n";
-    }
-    $ret .='
-            }
-        }
-    }
-    //]]>
-    </script>
-    ';
-    return $ret;
-}
-?>